Skip to content
OpenAdvisories
Critical · 9.8 CVE-2026-6155 EUVD-2026-21810

Totolink A7100RU CGI cstecgi.cgi setWanCfg os command injection

Published Apr 13, 2026 · Updated Apr 14, 2026 · Assigned by VulDB

Description

A weakness has been identified in Totolink A7100RU 7.4cu.2313. The impacted element is the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument pppoeServiceName can lead to os command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

VendorProductAffectedFixed
Totolink A7100RU 7.4cu.2313 —

References